PROVA BOARD® PLUS+ is a lightweight tile backer that is quick and easy to install over wood stud framing. The 100% waterproof XPS core prevents mold growth and is resistant to vapor pressure. Use with necessary accessories (Washers, Screws and PROVA-SEAL™) to guarantee a watertight installation on walls, countertops, showers, and tub surrounds.
PROVA BOARD® PLUS+ is now available in 1/8", 1/4", 1/2" & 2" thicknesses, making it ideal for any floor, wall or ceiling applications!